BMW Kompressor by @10til12

Described as “jawdropping” and “a remarkable build” by BikeExif, it was lauded as “one of the most heavily engineered boxer customs” ever featured on their website. This bespoke supercharged BMW is one of the most meticulously crafted builds available today.

Notable Achievements and Media Coverage:
– Awarded ‘Editor’s Choice’ of Top Custom Builds in 2021 by BikeExif (https://www.bikeexif.com/editors-choice-custom-motorcycles-2021).
– Feature article in BikeExif (https://www.bikeexif.com/supercharged-bmw-r100).
– Exhibited at The Malle Mile Festival’s ‘Art of Machine’ 2022 (https://www.bikeexif.com/malle-mile-custom-motorcycle-show).
– Presented at the Bike Shed Moto Show London 2022.
– Cover bike and full feature article in About BMW Italy Magazine, Volume #48 2022.
– Cover bike and full feature article in BMW Motorrader Magazine Nr.81 April 2022.
– Feature article in Built Magazine, Issue 38 2022.
– ‘Hot Shot’ feature article in Motorad Magazin MO, Issue 3/2022.

The Bike Builder:
Ben Norton – F1 Engineer.
Instagram @10til12

Bike name:
‘Kompressor’: Referring to the large supercharger sitting on top of the engine block.

Donor bike:
– Brand: BMW.
– Model: R100RT Mono.
– Year: 1992.
– Very little remains of the original.

Dry weight:
– 188kg (~30kg less than stock R100RT).

Engine:
– Eaton M24 supercharger.
– Siebenrock 1000cc big bore kit.
– Custom designed and made low compression copper head gaskets.
– Lightweight cut down engine block with revised breather system.
– Methanol injection system (methanol used to keep the engine cool in place of running an intercooler).
– Custom DIY ignition and methanol control computer.
– Custom designed and CNC machined billet timing and front cover to enable supercharger belt drive.
– Custom designed and CNC machined billet inlet plenum.
– Billet carburettor duct.
– Custom brushless alternator to enable supercharger belt drive.
– Single Mikuni HSR carburettor (injection would have been too easy and would not be right on an air head!).
– DNA air filters on both carburettor and engine block.
– Twin spark plug cylinder heads.
– Fabricated inlet runners.
– Ceramic coated, mandrel bent, stainless steel up and over tuned exhaust with TYGA Moto-GP style muffler.
– Setrab oil cooler.
– Motoren-Israel remote filter sump.
– Denso up rated and heavy duty lightweight starter motor.
– Hydraulic clutch conversion with Magura HC1 master cylinder and billet actuation arm.
– Ceramic coated block, valve covers and billet components.
– ‘Knuckle-duster’ valve cover retainers billet machined and custom designed.
– Sintered high performance clutch.

Frame, subframe and seat:
– Engine rotated nose up to correct the lines of the drivetrain.
– Underslung frame braces to stiffen the new rear suspension system.
– Custom bolt-on rear sub frame.
– Custom seat by Tom Hurley Custom Seats:
– Alcantara and leather.
– Stainless steel seat base.
– Bronze and charcoal stitch.
– Custom CNC moulded foam insert to capture profile.
– Brackets and mounts for all bolt on items (Mainly electrical and fuel system).
– Powder coated Satin Black.

Fuel tank:
– Aluminium fabricated twin fuel tank for both petrol and methanol.
– Carbon fibre removable cosmetic tank skins.
– Newton Aero fuel filler caps.
– Newton breather valves.
– Inline filters for both petrol and methanol.
– Methanol pump under tank skin.
– Tank skins designed to look like the R100 fuel tank but with lines to match the design of this bike.
– Paint by Pro-Kustom.

Suspension:
– BMW S1000RR GEN1 double adjustable forks finished in Cerakote.
– Custom designed and CNC machined billet aluminium triple clamps.
– Integrate dash and all wiring hidden.
– Floating headlight mounts.
– Concealed bolting.
– Ducati Panigale double adjustable rear damper.
– Underslung multilink rear suspension system.
– Adjustable rear ride height for driver fit.
– Hand fabricated rear swing arm with custom driveshaft.
– Swing arm designed to put the rear wheel back on centreline…something you can’t do with the stock swing arm and wide rear tyre!
– R9T final drive.

Brakes:
– 320mm front discs.
– Brembo Monoblock front callipers.
– R9T rear brake disc and calliper.
– Magura HC1 front master cylinder.
– Brembo rear master cylinder.
– Custom brake lines with Atec motorsport fittings.

Wheels and tyres:
– R9T front and rear 17” spoked rims.
– Front: 120/0 R17 Metzeler Sportec M9 RR
– Rear: 180/60 R17 Metzeler Sportec M9 RR

Electrical:
– Motogadget:
– M-unit.
– M-lock.
– M-button.
– Indicators.
– Mirrors.
– Speedometer.
– Custom motorsport spec wiring.
– KOSO Thunderbolt headlight.
– Rebelmoto switch-gear with colour coded LED’s.
– Antigravity battery inside tank skins.

Other:
– Domino racing throttle with modified linkage system and custom cables.
– Tarozzi cast aluminium foot pegs with custom linkages for brakes and gear change.
– Cerakote ceramic coating used throughout.

Huge build and launch photo pack available.